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The Blastking PROFILE18N is an 18 inch high-performance neodymium woofer designed for low-frequency professional audio applications. It features 8 ohm impedance, 1500 watts RMS power handling, 3000 watts program power, and 96 dB sensitivity, delivering strong output in a lightweight woofer design.
Built with a 4 inch fiberglass voice coil and a lightweight neodymium magnet, the PROFILE18N is specified for a frequency range of 35 Hz to 1500 Hz. Its 18 inch / 460 mm nominal basket diameter, 424 mm cut-out, and 217 mm depth make it a practical option for professional speaker builds and replacement applications where strong low-frequency performance and reduced weight are important.
Features
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18 inch high-performance neodymium woofer
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Lightweight neodymium magnet
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8 ohm impedance
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1500W RMS power handling
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3000W program power
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96 dB high sensitivity
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4 inch fiberglass voice coil
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Frequency range: 35 Hz to 1500 Hz
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Low-frequency woofer design
Specs
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Model: PROFILE18N
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Description: High-Performance Neodymium Woofer
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Nominal Basket Diameter: 18 inch / 460 mm
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Rated Impedance: 8 ohm
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RMS Power Handling: 1500 Watts
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Program Power: 3000 Watts
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Sensitivity: 96 dB
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Frequency Range: 35 Hz - 1500 Hz
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Magnet: 515.8 g / 18.2 oz
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Magnet Dimensions: 97 x 25 x 10 mm / 3.8 x 1.0 x 0.4 inch
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Minimum Impedance: 5.4 ohm
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Voice Coil Diameter: 100 mm / 4 inch
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Voice Coil Material: Fiberglass
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Voice Coil Length: 35 mm / 1.4 inch
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Number of Layers: 2
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Kind of Layers: inside/outside
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Top Plate Thickness: 16 mm / 0.6 inch
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Resonance Frequency (Fs): 35 Hz
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DC Resistance (Re): 5.4 ohm
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Mechanical Factor (Qms): 6.0
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Electrical Factor (Qes): 0.4
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Total Factor (Qts): 0.38
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BL Factor (BL): 25.2 T-m
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Effective Moving Mass (Mms): 221 gr
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Equivalent Cas Air Load (Vas): 193 liters
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Effective Piston Area (Sd): 1.210E-1 m²
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Maximum Linear Excursion (Xmax): 13.5 mm
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Overall Diameter: 462 mm / 18.31 inch
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Bolt Circle Diameter: 443 mm / 17.44 inch
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Bolt Hole Diameter: 7 mm / 0.276 inch
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Front Mount Baffle Cut-Out: 424 mm / 16.69 inch
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Rear Mount Baffle Cut-Out: 424 mm / 16.69 inch
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Depth: 217 mm / 8.54 inch
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Net Weight: 7.4 kg / 16.3 lbs
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Shipping Weight: 9.4 kg / 20.72 lbs
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Dimensions (W x D x H): 480 x 475 x 250 mm / 18.9 x 18.7 x 9.8 inch
View PROFILE18N Datasheet